15666651

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 31868928

約数和(自身を除く): 16202277

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 37, 39, 47, 63, 77, 91, 99, 111, 117, 141, 143, 231, 259, 273, 329, 333, 407, 423, 429, 481, 517, 611, 693, 777, 819, 987, 1001, 1221, 1287, 1443, 1551, 1739, 1833, 2331, 2849, 2961, 3003, 3367, 3619, 3663, 4277, 4329, 4653, 5217, 5291, 5499, 6721, 8547, 9009, 10101, 10857, 12173, 12831, 15651, 15873, 19129, 20163, 22607, 25641, 30303, 32571, 36519, 37037, 38493, 47047, 47619, 57387, 60489, 67821, 109557, 111111, 133903, 141141, 158249, 172161, 203463, 248677, 333333, 401709, 423423, 474747, 746031, 1205127, 1424241, 1740739, 2238093, 5222217, 15666651]

約数ペア:

[(1, 15666651), (3, 5222217), (7, 2238093), (9, 1740739), (11, 1424241), (13, 1205127), (21, 746031), (33, 474747), (37, 423423), (39, 401709), (47, 333333), (63, 248677), (77, 203463), (91, 172161), (99, 158249), (111, 141141), (117, 133903), (141, 111111), (143, 109557), (231, 67821), (259, 60489), (273, 57387), (329, 47619), (333, 47047), (407, 38493), (423, 37037), (429, 36519), (481, 32571), (517, 30303), (611, 25641), (693, 22607), (777, 20163), (819, 19129), (987, 15873), (1001, 15651), (1221, 12831), (1287, 12173), (1443, 10857), (1551, 10101), (1739, 9009), (1833, 8547), (2331, 6721), (2849, 5499), (2961, 5291), (3003, 5217), (3367, 4653), (3619, 4329), (3663, 4277)]